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我的程序如下:( Z. W, R0 V# i' }% Z: Y3 r
breed [dogs dog]
# a' N7 z$ B. Dbreed [cats cat]& |* P5 `7 B [- K: B3 [
breed [cows cow]
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to setup0 k' [5 g' U# Y& j0 A# o, |
clear-all
0 U5 F5 |5 a# p set-default-shape dogs "dog"
. R) B$ Y0 I4 V4 {& { set-default-shape cats "cat") B* v9 ^$ m$ d5 a7 B
set-default-shape cows "cow"* H/ |+ j; s$ x3 }$ L: |
ask patch 0 1 [ sprout-dogs 1 ]% q* a, h' g' H- f, ~7 G
ask patch 0 0 [ sprout-cats 1 ]
2 z% r3 x& Z( `) T ask patch 0 -1 [ sprout-cows 1 ]
) a+ E; G/ t6 W% [- b) M; ? m* nend
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! h& M% L/ g5 Q0 `: j/ [% ]这个是netlogo自带模型库里的模型中的程序,我新建文件再将其输入却提示错误:
- v4 K. y+ e) e$ eerror while observer running SET-DEFAULT-SHAPE in procedure SETUP
9 f! T" i7 l9 a e! K"dog" is not a currently defined turtle shape
9 Z J8 y* h2 d(halted running of setup)
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6 T( n `* n# I9 k( ]' x1 b, p我用的版本是4.0.4 请大虾们指教下。thanks! |
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